Multi-layer metal gasket with double beaded combustion seal

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member

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Details

277213, 277236, F16J 1508

Patent

active

055493076

ABSTRACT:
A multi-layer metal gasket for an internal combustion engine having a first plate having a major surface, a return defining a combustion opening and a flange, a second plate defining an annular opening adjacent the return and lying between the flange and the major surface of the first plate, a first annular embossment in the major surface of the first metal plate and having a projection extending towards the flange and lying within the vertical projection of the flange, and a second annular embossment in the second plate, the second embossment defining a second projection and a recess, the second projection extending towards the flange, with the recess nestingly receiving the projection of the first embossment, and the confronting surfaces of the first projection and the recess being substantially coincident throughout, with the first and second embossments being entirely disposed between the return and the flange and lying within the vertical projection of the flange.

REFERENCES:
patent: 4759585 (1988-07-01), Udagawa
patent: 4799695 (1989-01-01), Yoshino
patent: 4813691 (1989-03-01), Schoenborn
patent: 4867462 (1989-09-01), Udagawa
patent: 4938488 (1990-07-01), Udagawa et al.
patent: 4971338 (1990-11-01), Udagawa

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